6
Overflow gullies; overflow pipes; swimming pool ladders; pond mouldings; telescopic rods for mounts for maintenance tools, in particular landing nets, leaf nets, brushes and suction devices for cleaning floors, all the aforesaid goods of metal, for swimming pools and pond installations
7
sludge pumps and circulating pumps, including sludge filters, water pumps and suction devices for cleaning floors (pumps); counter-current installations; parts for circulating installations; skimmers for the automatic surface cleaning of water, in particular in swimming pools and ponds; surface suction apparatus for cleaning swimming pools and ponds
11
Apparatus for clarifying, filtering and cleaning water for swimming pools and ponds; biological filtering installations, filters; underwater lights; parts for filter installations, including inlet nozzles; fittings for pipelines for filtering and circulating installations for swimming pools and pond installations
17
Hoses for the circulation of swimming pools and pond water, swimming bath hoses; connectors for pipelines for filtering and circulating installations for swimming pools and pond installations; inlet nozzles, floor drains for conduit and circulating systems and film coverings, all the aforesaid goods for swimming pools and pond installations; all the aforesaid goods not of metal
19
Building material (non-metallic); bulk material and substrates, namely gravel, clay, sand and trass containing zeolite; erratic blocks, wellspring stones; bridges and paths for pond installations; pond mouldings; floor and wall elements for boundary elements; prefabricated pools of plastic; pump shafts; pipelines for the circulation of water in swimming pools and ponds, plant baskets for aquatic plants; all the aforesaid goods not of metal, for swimming pools and ponds
21
Brushes, telescopic rods for mounts for maintenance tools for swimming pools and ponds, in particular landing nets, leaf nets, brushes and suction devices for cleaning floors, all the aforesaid goods not of metal
37
Building construction, in particular construction, excavation and modelling of pond basins, construction of artificial streams and waterfalls, construction of floor filters; construction of bridges and paths for swimming pools and pond installations, maintenance and care of swimming pools and pond installations
42
Engineering; technical planning of swimming pools with biological water treatment systems; technical planning and dimensioning of pond filtering systems and swimming bath filtering installations for biological water treatment